p-Toluenesulfonic acid NEW
Price | $20 |
Package | 1kg |
Min. Order: | 1kg |
Supply Ability: | 50000tons |
Update Time: | 2024-04-08 |
Product Details
Product Name: p-Toluenesulfonic acid | CAS No.: 104-15-4 |
EC-No.: 203-180-0 | Min. Order: 1kg |
Purity: 99.9% | Supply Ability: 50000tons |
Release date: 2024/04/08 |
Chinese name: p-toluene sulfonic acid
English name: p-Toluenesulfonic acid
CAS: 104-15-4
EINECS number: 203-180-0
Molecular formula: C7H8O3S
MDL number: MFCD00064387
Molecular weight: 172.2
Appearance: colorless monoclinic flake or columnar crystal.
Appearance: colorless monoclinic flake or columnar crystal. Soluble in ethanol and ether, slightly soluble in water and hot benzene.
Soluble in ethanol and ether, slightly soluble in water and hot benzene.
Melting point: 106~107℃
Boiling point: 116 °C
Density: 1.07
Vapor pressure: 69.8Pa at 20℃
Refractive index: 1.3825-1.3845
Flash point: 41 °C
Storage condition: Flammables area
Solubility: Soluble in DMSO (a little), methanol (a little)
Acidity coefficient (pKa) : -0.43±0.50(Predicted)
Morphology: The solution may darken during storage
Color: transparent colorless to light yellow
Odor: pungent odor
Water solubility: Soluble in water
use
Used as an intermediate in medicine (such as doxycycline), pesticides (such as dicofol), dyes, etc. Also used in detergents, plastics, coatings and other aspects.
Preparation method
It is obtained by hydrolysis of p-toluenesulfonyl chloride. Toluene can also be used as raw material and obtained by sulphonation with sulfuric acid.
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- Since: 2014-04-18
- Address: Hong Kong
+86-15175982296
Mike@whby-chem.com